90602345 has 16 divisors (see below), whose sum is σ = 110134848. Its totient is φ = 71547840.

The previous prime is 90602321. The next prime is 90602399. The reversal of 90602345 is 54320609.

It is not a de Polignac number, because 90602345 - 2¹⁰ = 90601321 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165362 + ... + 165908.

It is an arithmetic number, because the mean of its divisors is an integer number (6883428).

Almost surely, 2^90602345 is an apocalyptic number.

It is an amenable number.

90602345 is a deficient number, since it is larger than the sum of its proper divisors (19532503).

90602345 is a wasteful number, since it uses less digits than its factorization.

90602345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 920.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 90602345 is about 9518.5264090614. The cubic root of 90602345 is about 449.1380124445.

The spelling of 90602345 in words is "ninety million, six hundred two thousand, three hundred forty-five".